Health Concerns’ Xanthium Relieve Surface contain herbs that may help relieve symptoms of allergies. These herbs are widely used in Chinese medicine, and are believed to bring relief from seasonal allergy symptoms and symptoms of other wind-heat related illnesses.Health Concerns – Xanthium Relieve Surface – 90 TabletsHealth Concerns is at the leading edge of research in herbal medicine and is known for bringing the centuries of knowledge amassed in the Chinese herbal tradition to the West.